ras Guanine Nucleotide Exchange FactorsSon of Sevenless Proteinsras-GRF1Guanine Nucleotide Exchange Factorsras ProteinsGRB2 Adaptor ProteinAmino Acid MotifsGenes, rasProto-Oncogene Proteins p21(ras)Molecular Sequence DataAmino Acid SequenceOncogene Protein p21(ras)Protein BindingBase SequenceNucleotide Motifsras GTPase-Activating ProteinsProtein Structure, TertiaryDeuterium Exchange MeasurementModels, MolecularKineticsPulmonary Gas ExchangeBinding SitesSequence Homology, Amino AcidMutationExchange Transfusion, Whole BloodSister Chromatid ExchangeCell LineSignal TransductionConserved SequenceRecombinant Fusion ProteinsDNA-Binding ProteinsRecombinant ProteinsSequence AlignmentMutagenesis, Site-DirectedTranscription FactorsCarrier ProteinsGuanosine DiphosphateGuanosine TriphosphateProteinsCloning, MolecularDNAEscherichia coliTransfectionProtein Interaction Domains and MotifsProto-Oncogene Proteins c-rafCrystallography, X-RayProtein Structure, SecondaryHydrogenPromoter Regions, GeneticModels, BiologicalSodium-Hydrogen AntiporterPhosphorylationStructure-Activity RelationshipMagnetic Resonance SpectroscopyChromatography, Ion ExchangeProtein ConformationBacterial ProteinsTranscription, GeneticMembrane ProteinsSaccharomyces cerevisiaePeptidesEnzyme ActivationCells, CulturedGTPase-Activating ProteinsSubstrate SpecificityCOS CellsHydrogen-Ion ConcentrationSodiumRho Guanine Nucleotide Exchange FactorsHelix-Turn-Helix MotifsDeuterium3T3 CellsHeLa Cellsrap GTP-Binding ProteinsGTP-Binding ProteinsSaccharomyces cerevisiae ProteinsConsensus SequenceCalciumGene Expression RegulationPeptide FragmentsNuclear ProteinsAdenosine TriphosphateDNA PrimersLigandsNucleic Acid ConformationDimerizationFungal ProteinsGTP PhosphohydrolasesElectrophoresis, Polyacrylamide GelProto-Oncogene ProteinsCatalysisBinding, CompetitiveRNA, MessengerCell MembraneTemperatureIon Exchange ResinsMutagenesisBiological TransportNuclear Magnetic Resonance, BiomolecularAmino Acid Substitution